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package xyz.driver.core
import java.util.Locale
import com.typesafe.config.{ConfigException, ConfigFactory}
import org.mockito.Mockito._
import org.scalatest.mock.MockitoSugar
import org.scalatest.{FlatSpec, Matchers}
import xyz.driver.core.logging.Logger
import xyz.driver.core.messages.Messages
import scala.collection.JavaConversions._
class MessagesTest extends FlatSpec with Matchers with MockitoSugar {
val englishLocaleMessages =
Map("en.greeting" -> "Hello {0}!", "en.greetingFullName" -> "Hello {0} {1} {2}!", "en.hello" -> "Hello world!")
"Messages" should "read messages from config and format with parameters" in {
val log = mock[Logger]
val messagesConfig = ConfigFactory.parseMap(englishLocaleMessages)
val messages = Messages.messages(messagesConfig, log, Locale.US)
messages("hello") should be("Hello world!")
messages("greeting", "Homer") should be("Hello Homer!")
messages("greetingFullName", "Homer", "J", "Simpson") should be("Hello Homer J Simpson!")
}
it should "be able to read messages for different locales" in {
val log = mock[Logger]
val messagesConfig = ConfigFactory.parseMap(
englishLocaleMessages ++ Map(
"zh.hello" -> "你好，世界!",
"zh.greeting" -> "你好，{0}!",
"zh.greetingFullName" -> "你好，{0} {1} {2}!"
))
val englishMessages = Messages.messages(messagesConfig, log, Locale.US)
val englishMessagesToo = Messages.messages(messagesConfig, log, Locale.ENGLISH)
val chineseMessages = Messages.messages(messagesConfig, log, Locale.CHINESE)
englishMessages("hello") should be("Hello world!")
englishMessages("greeting", "Homer") should be("Hello Homer!")
englishMessages("greetingFullName", "Homer", "J", "Simpson") should be("Hello Homer J Simpson!")
englishMessagesToo("hello") should be(englishMessages("hello"))
englishMessagesToo("greeting", "Homer") should be(englishMessages("greeting", "Homer"))
englishMessagesToo("greetingFullName", "Homer", "J", "Simpson") should be(
englishMessages("greetingFullName", "Homer", "J", "Simpson"))
chineseMessages("hello") should be("你好，世界!")
chineseMessages("greeting", "Homer") should be("你好，Homer!")
chineseMessages("greetingFullName", "Homer", "J", "Simpson") should be("你好，Homer J Simpson!")
}
it should "raise exception when locale is not available" in {
val log = mock[Logger]
val messagesConfig = ConfigFactory.parseMap(englishLocaleMessages)
an[ConfigException.Missing] should be thrownBy
Messages.messages(messagesConfig, log, Locale.GERMAN)
}
it should "log a problem, when there is no message for key" in {
val log = mock[Logger]
val messagesConfig = ConfigFactory.parseMap(englishLocaleMessages)
val messages = Messages.messages(messagesConfig, log, Locale.US)
messages("howdy") should be("howdy")
verify(log).error(s"Message with key 'howdy' not found for locale 'en'")
}
}
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